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some stuff for the chapter on functions

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Dan Buch 2010-12-30 13:50:34 -05:00
parent 9dab7bf8d7
commit da075b76ba
1 changed files with 30 additions and 0 deletions
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docroot/html/functions.php Normal file
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<?php
require_once("_head.php");
mkheader("functions!", "#fafafa");
?>
<body>
<!-- ======================================================= -->
<pre><?php
function sum($this, $other=5) {
return $this + $other;
}
print "I am human, I am.\n";
$a = $_GET['a'] ? $_GET['a'] : 72 ;
print "$a plus 5 is " . sum($a, 5) . ".\n";
print "$a plus 5 is " . sum($a) . ".\n";
?></pre>
</body>
</html>